22211201222022 has 32 divisors (see below), whose sum is σ = 44608421813760. Its totient is φ = 7372742468000.

The previous prime is 22211201222003. The next prime is 22211201222053. The reversal of 22211201222022 is 22022210211222.

It is a super-2 number, since 2×22211201222022² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22211201222022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5952304 + ... + 8936012.

It is an arithmetic number, because the mean of its divisors is an integer number (1394013181680).

Almost surely, 2^{22211201222022} is an apocalyptic number.

22211201222022 is an abundant number, since it is smaller than the sum of its proper divisors (22397220591738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22211201222022 is a wasteful number, since it uses less digits than its factorization.

22211201222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988908.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22211201222022 its reverse (22022210211222), we get a palindrome (44233411433244).

The spelling of 22211201222022 in words is "twenty-two trillion, two hundred eleven billion, two hundred one million, two hundred twenty-two thousand, twenty-two".